return new Date(((Date) src).getTime());
        }
        if (src instanceof Calendar) {
            return new Date(((Calendar) src).getTimeInMillis());
        }
        final String str = src.toString();
        if (isEmpty(str)) {
            return null;
        }
        if (isNotEmpty(pattern)) {
            final SimpleDateFormat format = new SimpleDateFormat(pattern, locale);

        JAASAuthenticator auth = new JAASAuthenticator("DOM", "user", "pass");
        NameCallback nc = new NameCallback("user:");
        PasswordCallback pc = new PasswordCallback("pass:", false);

        // Exercise callback handler with both callbacks supplied
        Callback[] cbs = new Callback[] { nc, pc };
        auth.handle(cbs);

    testSort(new int[] {}, 0, 0, new int[] {});
    testSort(new int[] {2}, 0, 1, new int[] {2});
    testSort(new int[] {2, 1, 0}, 0, 2, new int[] {1, 2, 0});
    testSort(new int[] {2, GREATEST, 1, LEAST}, 1, 4, new int[] {2, LEAST, 1, GREATEST});
  }

  public void testSortDescending() {
    testSortDescending(new int[] {}, new int[] {});
    testSortDescending(new int[] {1}, new int[] {1});

        // Test various file ID sizes
        byte[] shortFileId = new byte[8];
        byte[] standardFileId = new byte[16];
        byte[] longFileId = new byte[32];

        new SecureRandom().nextBytes(shortFileId);
        new SecureRandom().nextBytes(standardFileId);
        new SecureRandom().nextBytes(longFileId);

        RequestWithFileId request = new Smb2CloseRequest(mockConfig, emptyFileId);

        final List<Map<String, Object>> documents = new ArrayList<>();
        final Map<String, Object> doc1 = new HashMap<>();
        doc1.put("title", "Doc 1");
        doc1.put("content", "<h1>Title</h1><p>Content 1</p>");
        documents.add(doc1);

        final Map<String, Object> doc2 = new HashMap<>();
        doc2.put("title", "Doc 2");

        byte[] buffer1 = new byte[100];
        byte[] buffer2 = new byte[100];

        System.arraycopy(firstData, 0, buffer1, 0, firstData.length);
        System.arraycopy(secondData, 0, buffer2, 0, secondData.length);

        // First read
        response.readDataWireFormat(buffer1, 0, firstData.length);
        byte[] firstResult = new byte[firstData.length];

            new HandleGuid(new byte[8]); // Wrong length
        });

        assertThrows(IllegalArgumentException.class, () -> {
            new HandleGuid(new byte[20]); // Wrong length
        });
    }

    @Test
    public void testHandleGuidEqualsAndHashCode() {
        UUID uuid = UUID.randomUUID();
        HandleGuid guid1 = new HandleGuid(uuid);

    public void test_isAvailable() {
        // Test default implementation
        generator = new TestThumbnailGenerator();
        assertTrue(generator.isAvailable());
    }

    @Test
    public void test_isTarget() {
        // Test isTarget method
        generator = new TestThumbnailGenerator();
        Map<String, Object> docMap = new HashMap<>();

        // Note: isTarget requires FessConfig which needs container

    @BeforeEach
    void setUp() {
        response = new SrvRequestResumeKeyResponse();
    }

    @Test
    @DisplayName("Test successful decode with valid resume key")
    void testDecodeValidResumeKey() throws SMBProtocolDecodingException {
        // Prepare test data - 24 bytes for resume key + 4 bytes for context length
        byte[] buffer = new byte[28];

        // Fill resume key with test pattern

    MockCallback callback = new MockCallback(e);
    addCallback(f, callback, directExecutor());
  }

  public void testOnSuccessThrowsRuntimeException() throws Exception {
    RuntimeException exception = new RuntimeException();
    String result = "result";
    SettableFuture<String> future = SettableFuture.create();
    int[] successCalls = new int[1];
    int[] failureCalls = new int[1];